This topic is also interesting, now we go to the inner part.

I really like the first photo that gives the sensation of a tunnel.

I didn't quite understand what this means:

In these cases it is advisable that the corner of the room is not centred in the frame and another solution is to look for a visual line that guides the gaze towards other parts of the house or space.

Centered in the frame, does it mean the center of the photo?

well, I believe that a principle is to take care not to centralize some elements...

Well I'm just an amateur and apprentice...

I will continue reading 😊